{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x6314f1bde2d5aa2cb7205679d61de31e0645cf7aee8d24508b03e148852223b1",
    "signature": "0x51e8c2e1a8bab41b50a51d810fa105bfe26d6db3dc43d7f8689f71c6c8f3d4152fae033a29385fc3769b8dfa0e31216e894393c1802358d7c082b69659be6dab1c",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}